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Finding the Third Proportional to 13,732,190 and 20,177,895

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Solution

The third proportional to 13,732,190 and 20,177,895 is: 29,649,127.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,732,190 : 20,177,895 = 20,177,895 : x
  2. Step 2: Convert to fraction form
    13,732,190/20,177,895 = 20,177,895/x
  3. Step 3: Cross multiply
    13,732,190x = 20,177,895 × 20,177,895
  4. Step 4: Simplify right side
    13,732,190x = 407,147,446,631,025
  5. Step 5: Solve for x
    x = 407,147,446,631,025/13,732,190
  6. Step 6: Final answer
    x = 29,649,127.10

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.